1016089 has 2 divisors, whose sum is σ = 1016090. Its totient is φ = 1016088.

The previous prime is 1016083. The next prime is 1016111. The reversal of 1016089 is 9806101.

1016089 is nontrivially palindromic in base 3.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1016064 + 25 = 1008^2 + 5^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1016089 is a prime.

It is not a weakly prime, because it can be changed into another prime (1016083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 508044 + 508045.

It is an arithmetic number, because the mean of its divisors is an integer number (508045).

2^1016089 is an apocalyptic number.

It is an amenable number.

1016089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1016089 is an equidigital number, since it uses as much as digits as its factorization.

1016089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 1016089 is about 1008.0124007174. The cubic root of 1016089 is about 100.5334492588.

Subtracting from 1016089 its sum of digits (25), we obtain a square (1016064 = 1008²).

The spelling of 1016089 in words is "one million, sixteen thousand, eighty-nine".